package com.zy.mobile.message.push.netty.chapter4.separator;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerAdapter;
import io.netty.channel.ChannelHandlerContext;

public class NettyNianBaoTimeClientHandler extends ChannelHandlerAdapter{
	
	private static Logger logger = LoggerFactory.getLogger(NettyNianBaoTimeClientHandler.class);
	
	private int counter;
	
	private byte[] req;
	
	public NettyNianBaoTimeClientHandler(){
		req = ("QUERY TIME ORDER" + System.getProperty("line.separator")).getBytes();
	}
	
	@Override
	public void channelActive(ChannelHandlerContext ctx) throws Exception {
		// TODO Auto-generated method stub
		ByteBuf message = null;
		for(int i = 0 ;i<100;i++){
			message = Unpooled.buffer(this.req.length);
			message.writeBytes(this.req);
			ctx.writeAndFlush(message);
		}
	}
	
	@Override
	public void channelRead(ChannelHandlerContext ctx, Object msg)
			throws Exception {
		// TODO Auto-generated method stub
		ByteBuf buf = (ByteBuf)msg;
		byte[] req = new byte[buf.readableBytes()];
		buf.readBytes(req);
		String body = new String(req,"UTF-8");
		System.out.println("Now is : "+body+" ; the counter is : "+ ++counter);
	}
	
	@Override
	public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause)
			throws Exception {
		// TODO Auto-generated method stub
		logger.warn("Unexpected exception from dowdstream : "+cause.getMessage());
		ctx.close();
	}
}
